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79 lines
1.9 KiB
79 lines
1.9 KiB
10 years ago
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From a9868f7ef1d3828e55de36cfeac2f84a77653a1e Mon Sep 17 00:00:00 2001
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From: Oliver Schinagl <oliver@schinagl.nl>
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Date: Tue, 3 Dec 2013 12:10:11 +0100
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Subject: [PATCH] ARM: sun4i: dt: Add ahci / sata support
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This patch adds sunxi sata support to A10 boards that have such a connector.
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Some boards also feature a regulator via a GPIO and support for this is also
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added.
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Signed-off-by: Olliver Schinagl <oliver@schinagl.nl>
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Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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---
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arch/arm/boot/dts/sun4i-a10-a1000.dts | 4 ++++
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arch/arm/boot/dts/sun4i-a10-cubieboard.dts | 10 ++++++++++
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arch/arm/boot/dts/sun4i-a10.dtsi | 8 ++++++++
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3 files changed, 22 insertions(+)
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--- a/arch/arm/boot/dts/sun4i-a10-a1000.dts
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+++ b/arch/arm/boot/dts/sun4i-a10-a1000.dts
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@@ -35,6 +35,10 @@
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};
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};
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+ ahci: sata@01c18000 {
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+ status = "okay";
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+ };
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+
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pinctrl@01c20800 {
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emac_power_pin_a1000: emac_power_pin@0 {
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allwinner,pins = "PH15";
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--- a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
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+++ b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
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@@ -12,6 +12,7 @@
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/dts-v1/;
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/include/ "sun4i-a10.dtsi"
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+/include/ "sunxi-common-regulators.dtsi"
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/ {
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model = "Cubietech Cubieboard";
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@@ -33,6 +34,11 @@
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};
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};
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+ ahci: sata@01c18000 {
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+ target-supply = <®_ahci_5v>;
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+ status = "okay";
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+ };
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+
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pinctrl@01c20800 {
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led_pins_cubieboard: led_pins@0 {
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allwinner,pins = "PH20", "PH21";
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@@ -77,4 +83,8 @@
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linux,default-trigger = "heartbeat";
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};
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};
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+
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+ reg_ahci_5v: ahci-5v {
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+ status = "okay";
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+ };
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};
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--- a/arch/arm/boot/dts/sun4i-a10.dtsi
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+++ b/arch/arm/boot/dts/sun4i-a10.dtsi
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@@ -388,6 +388,14 @@
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#size-cells = <0>;
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};
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+ ahci: sata@01c18000 {
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+ compatible = "allwinner,sun4i-a10-ahci";
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+ reg = <0x01c18000 0x1000>;
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+ interrupts = <56>;
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+ clocks = <&pll6 0>, <&ahb_gates 25>;
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+ status = "disabled";
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+ };
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+
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spi3: spi@01c1f000 {
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compatible = "allwinner,sun4i-a10-spi";
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reg = <0x01c1f000 0x1000>;
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